Article
11/17/2011

DictionaryEntry.Key Property

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets or sets the key in the key/value pair.

Namespace: System.Collections
Assembly: mscorlib (in mscorlib.dll)

Syntax

'Declaration
Public Property Key As Object

public Object Key { get; set; }

Property Value

Type: System.Object
The key in the key/value pair.

Examples

The following example demonstrates the Key property. This code example is part of a larger example provided for the DictionaryEntry class.

Public Sub Add(ByVal key As Object, ByVal value As Object) Implements IDictionary.Add

   ' Add the new key/value pair even if this key already exists in the dictionary.
   If ItemsInUse = items.Length Then
      Throw New InvalidOperationException("The dictionary cannot hold any more items.")
   End If
   items(ItemsInUse) = New DictionaryEntry(key, value)
   ItemsInUse = ItemsInUse + 1
End Sub

public void Add(object key, object value)
{
   // Add the new key/value pair even if this key already exists in the dictionary.
   if (ItemsInUse == items.Length)
      throw new InvalidOperationException("The dictionary cannot hold any more items.");
   items[ItemsInUse++] = new DictionaryEntry(key, value);
}

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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